14 results
Feedback Loop: Growth Hormone (GH)
Growth Hormone:
 • Liver -> GHR activates JAK-STAT pathway -> Incr IGF1
activates lipolysis Signs ... /Symptoms: • GH ... deficiency: ... #FeedbackLoop #endocrinology ... #pathophysiology
Growth Hormone Excess - Pathogenesis and clinical findings
 • Acromegaly and gigantism share the same pathophysiology
share the same pathophysiology ... GH excess prior ... Overproduction #diagnosis #signs ... #symptoms #endocrinology ... #pathophysiology
Congenital Adrenal Hyperplasia - 21-Hydroxylase Deficiency - Signs and Symptoms
 • Brain: Androgenization effects, Glucocorticoid effects,
21-Hydroxylase Deficiency ... - Signs and Symptoms ... #Hydroxylase #Deficiency ... #Signs #Symptoms ... #diagnosis #endocrinology
Primary Adrenal Insufficiency
Addison's Disease - Damage of the adrenal glands with lack of cortisol, androgens and
include protein C deficiency ... Aldosterone Deficiency ... Reduced libido • Signs ... addisons #disease #endocrinology ... #diagnosis #signs
21-Hydroxylase Deficiency (21-OHD): Pathogenesis and Clinical Findings
Autosomal recessive mutation in CYP21A2 coding for the enzyme 21-OHase
21-Hydroxylase Deficiency ... 21-OHD in the adrenal ... Signs/Symptoms/Complications ... #21HydroxylaseDeficiency #21OHD #pathophysiology ... #genetics #endocrinology
Hypothyroid Myopathy
Very common (up to 80% ) in patients with hypothyroidism
Pathophysiology:
 • T4 deficiency leads to
hypothyroidism Pathophysiology ... : • T4 deficiency ... Hypothyroid #Myopathy #pathophysiology ... #signs #symptoms ... #endocrinology
Pituitary Mass Effects - Pathogenesis and Clinical Findings
 • Pituitary turnors are almost always a benign
Pituitary Mass Effects ... following order; GH ... Signs / Symptoms ... #SideEffects #endocrinology ... mnemonic #GLFTAP #pathophysiology
IgA Vasculitis – Henoch Scholein Purpura: Pathogenesis and Clinical Findings

 - Infectious Agents - 50% have
Circulating galactose-deficient ... Deficiency in galactosylation ... HenochScholeinPurpura #Pathophysiology ... #Diagnosis #Signs ... #Symptoms
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
arrhythmias, congenital defects ... , ATIII deficiency ... Occlusion #CRAO #pathophysiology ... ophthalmology #diagnosis #signs ... #symptoms
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
almost exclusively affects ... The underlying pathophysiology ... co-existent G6PD deficiency ... Crisis #Features #Signs ... #Symptoms